Home / 145,584,112.40-218,376,168.60-134,498,646.80

Finding the Fourth Proportional to 145,584,112.40, 218,376,168.60 and 134,498,646.80

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Solution

The fourth proportional to 145,584,112.40, 218,376,168.60 and 134,498,646.80 is: 201,747,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,584,112.40 : 218,376,168.60 = 134,498,646.80 : x
  2. Step 2: Convert to fraction form
    145,584,112.40/218,376,168.60 = 134,498,646.80/x
  3. Step 3: Cross multiply
    145,584,112.40x = 218,376,168.60 × 134,498,646.80
  4. Step 4: Simplify right side
    145,584,112.40x = 29,371,299,170,068,652
  5. Step 5: Solve for x
    x = 29,371,299,170,068,652/145,584,112.40
  6. Step 6: Final answer
    x = 201,747,970.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.